From: Jakub Kicinski <kuba@kernel.org>
To: Daniel Borkmann <daniel@iogearbox.net>
Cc: netdev@vger.kernel.org, bpf@vger.kernel.org, davem@davemloft.net,
razor@blackwall.org, pabeni@redhat.com, willemb@google.com,
sdf@fomichev.me, john.fastabend@gmail.com, martin.lau@kernel.org,
jordan@jrife.io, maciej.fijalkowski@intel.com,
magnus.karlsson@intel.com, dw@davidwei.uk, toke@redhat.com,
yangzhenze@bytedance.com, wangdongdong.6@bytedance.com
Subject: Re: [PATCH net-next v4 13/14] netkit: Add io_uring zero-copy support for TCP
Date: Thu, 6 Nov 2025 16:43:47 -0800 [thread overview]
Message-ID: <20251106164347.2ffdf8d0@kernel.org> (raw)
In-Reply-To: <20251031212103.310683-14-daniel@iogearbox.net>
On Fri, 31 Oct 2025 22:21:02 +0100 Daniel Borkmann wrote:
> +static struct device *netkit_queue_get_dma_dev(struct net_device *dev, int idx)
> +{
> + struct netdev_rx_queue *rxq, *peer_rxq;
> + unsigned int peer_idx;
> +
> + rxq = __netif_get_rx_queue(dev, idx);
> + if (!rxq->peer)
> + return NULL;
> +
> + peer_rxq = rxq->peer;
> + peer_idx = get_netdev_rx_queue_index(peer_rxq);
> +
> + return netdev_queue_get_dma_dev(peer_rxq->dev, peer_idx);
> +}
Doesn't look netkit specific at all, let's move it into the core
helper.
next prev parent reply other threads:[~2025-11-07 0:43 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-31 21:20 [PATCH net-next v4 00/14] netkit: Support for io_uring zero-copy and AF_XDP Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 01/14] net: Add bind-queue operation Daniel Borkmann
2025-11-07 0:39 ` Jakub Kicinski
2025-11-19 14:57 ` Daniel Borkmann
2025-11-20 2:20 ` Jakub Kicinski
2025-10-31 21:20 ` [PATCH net-next v4 02/14] net: Implement netdev_nl_bind_queue_doit Daniel Borkmann
2025-11-07 0:39 ` Jakub Kicinski
2025-10-31 21:20 ` [PATCH net-next v4 03/14] net: Add peer info to queue-get response Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 04/14] net, ethtool: Disallow peered real rxqs to be resized Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 05/14] net: Proxy net_mp_{open,close}_rxq for mapped queues Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 06/14] xsk: Move NETDEV_XDP_ACT_ZC into generic header Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 07/14] xsk: Extend xsk_rcv_check validation Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 08/14] xsk: Proxy pool management for mapped queues Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 09/14] netkit: Add single device mode for netkit Daniel Borkmann
2025-10-31 21:20 ` [PATCH net-next v4 10/14] netkit: Document fast vs slowpath members via macros Daniel Borkmann
2025-10-31 21:21 ` [PATCH net-next v4 11/14] netkit: Implement rtnl_link_ops->alloc and ndo_queue_create Daniel Borkmann
2025-11-07 0:41 ` Jakub Kicinski
2025-11-07 15:01 ` Daniel Borkmann
2025-11-07 15:54 ` Jakub Kicinski
2025-10-31 21:21 ` [PATCH net-next v4 12/14] netkit: Add netkit notifier to check for unregistering devices Daniel Borkmann
2025-10-31 21:21 ` [PATCH net-next v4 13/14] netkit: Add io_uring zero-copy support for TCP Daniel Borkmann
2025-11-07 0:43 ` Jakub Kicinski [this message]
2025-10-31 21:21 ` [PATCH net-next v4 14/14] netkit: Add xsk support for af_xdp applications Daniel Borkmann
2025-11-04 23:22 ` [PATCH net-next v4 00/14] netkit: Support for io_uring zero-copy and AF_XDP Stanislav Fomichev
2025-11-05 0:43 ` David Wei
2025-11-05 19:51 ` Stanislav Fomichev
2025-11-08 22:18 ` David Wei
2025-11-07 0:47 ` Jakub Kicinski
2025-11-07 1:00 ` patchwork-bot+netdevbpf
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